Check out Aker Leather, same principle but with polymer instead of steel and significantly less money. They've been in business over 30 years.
Having said that, I too doubt the stiffener is really necessary.
'Four legs good, two legs baaaad."
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"Jimmy, some of it's magic,
Some of it's tragic,
But I had a good life all the way."
(Jimmy Buffett)
SotG
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